model: Add alert_words to initial_data_to_fetch.Tests adapted.

Author: Subhasish-Behera

tests/conftest.py

@@ -653,6 +653,7 @@ def initial_data(
             }
         ],
         "result": "success",
+        "alert_words": [],
         "queue_id": "1522420755:786",
         "realm_users": users_fixture,
         "cross_realm_bots": [

tests/model/test_model.py

@@ -254,6 +254,7 @@ def test_register_initial_desired_events(self, mocker, initial_data):
             "user_settings",
             "realm_emoji",
             "zulip_version",
+            "alert_words",
         ]
         model.client.register.assert_called_once_with(
             event_types=event_types,

zulipterminal/model.py

@@ -138,6 +138,7 @@ def __init__(self, controller: Any) -> None:
             # zulip_version and zulip_feature_level are always returned in
             # POST /register from Feature level 3.
             "zulip_version",
+            "alert_words",
         ]
 
         # Events desired with their corresponding callback
@@ -177,6 +178,8 @@ def __init__(self, controller: Any) -> None:
 
         self._subscribe_to_streams(self.initial_data["subscriptions"])
 
+        self._alert_words: List[str] = self.initial_data["alert_words"]
+
         # NOTE: The date_created field of stream has been added in feature
         # level 30, server version 4. For consistency we add this field
         # on server iterations even before this with value of None.
@@ -334,6 +337,9 @@ def set_search_narrow(self, search_query: str) -> None:
         self.unset_search_narrow()
         self.narrow.append(["search", search_query])
 
+    def get_alert_words(self) -> List[str]:
+        return self._alert_words.copy()
+
     def unset_search_narrow(self) -> None:
         # If current narrow is a result of a previous started search,
         # we pop the ['search', 'text'] term in the narrow, before